CVE-2021-23129— [20210303] - Core - XSS within alert messages showed to users
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-23129
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
[20210303] - Core - XSS within alert messages showed to users
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in Joomla! 2.5.0 through 3.9.24. Missing filtering of messages showed to users that could lead to xss issues.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Joomla 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Joomla是美国Open Source Matters团队的一套使用PHP和MySQL开发的开源、跨平台的内容管理系统(CMS)。 Joomla Core 存在安全漏洞，该漏洞源于未对显示给用户的消息进行过滤，可能会导致xss问题。以下产品及版本受到影响：Joomla! 2.5.0 through 3.9.24.
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Joomla! Project | Joomla! CMS | 2.5.0-3.9.24 | - |
II. Public POCs for CVE-2021-23129
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-23129
请登录查看更多情报信息。
- https://developer.joomla.org/security-centre/843-20210303-core-xss-within-alert-messages-showed-to-users.htmlx_refsource_MISCvendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-23129
Same Patch Batch · Joomla! Project · 2021-03-04 · 10 CVEs total
| CVE-2021-23130 | [20210304] - Core - XSS within the feed parser library | |
| CVE-2021-23131 | [20210305] - Core - Input validation within the template manager | |
| CVE-2021-23132 | [20210306] - Core - com_media allowed paths that are not intended for image uploads | |
| CVE-2021-26027 | [20210307] - Core - ACL violation within com_content frontend editing | |
| CVE-2021-26028 | [20210308] - Core - Path Traversal within joomla/archive zip class | |
| CVE-2021-26029 | [20210309] - Core - Inadequate filtering of form contents could allow to overwrite the aut | |
| CVE-2021-23126 | [20210301] - Core - Insecure randomness within 2FA secret generation | |
| CVE-2021-23127 | [20210301] - Core - Insecure randomness within 2FA secret generation | |
| CVE-2021-23128 | [20210302] - Core - Potential Insecure FOFEncryptRandval |
IV. Related Vulnerabilities
Same product: Joomla! CMS
- CVE-2026-21630
Joomla! Core - [20260302] - SQL injection in com_content art - CVE-2026-23898
Joomla! Core - [20260305] - Arbitrary file deletion in com_j - CVE-2026-21629
Joomla! Core - [20260301] - ACL hardening in com_ajax - CVE-2026-23899
Joomla! Core - [20260306] - Improper access check in webserv - CVE-2026-21631
Joomla! Core - [20260303] - XSS vector in com_associations c
Same vendor: Joomla! Project
- CVE-2026-21630
Joomla! Core - [20260302] - SQL injection in com_content art - CVE-2026-23898
Joomla! Core - [20260305] - Arbitrary file deletion in com_j - CVE-2026-21629
Joomla! Core - [20260301] - ACL hardening in com_ajax - CVE-2026-23899
Joomla! Core - [20260306] - Improper access check in webserv - CVE-2026-21631
Joomla! Core - [20260303] - XSS vector in com_associations c
V. Comments for CVE-2021-23129
No comments yet